20131208624

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66221081}}^1$

素因数の和:66221108

約数の個数: 20

約数和(自身を含む): 41057070840

約数和(自身を除く): 20925862216

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66221081, 132442162, 264884324, 529768648, 1059537296, 1258200539, 2516401078, 5032802156, 10065604312, 20131208624]

約数ペア:

[(1, 20131208624), (2, 10065604312), (4, 5032802156), (8, 2516401078), (16, 1258200539), (19, 1059537296), (38, 529768648), (76, 264884324), (152, 132442162), (304, 66221081)]